65397420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{33029}}^1$

素因数の和:33055

約数の個数: 72

約数和(自身を含む): 216412560

約数和(自身を除く): 151015140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 33029, 66058, 99087, 132116, 165145, 198174, 297261, 330290, 363319, 396348, 495435, 594522, 660580, 726638, 990870, 1089957, 1189044, 1453276, 1486305, 1816595, 1981740, 2179914, 2972610, 3269871, 3633190, 4359828, 5449785, 5945220, 6539742, 7266380, 10899570, 13079484, 16349355, 21799140, 32698710, 65397420]

約数ペア:

[(1, 65397420), (2, 32698710), (3, 21799140), (4, 16349355), (5, 13079484), (6, 10899570), (9, 7266380), (10, 6539742), (11, 5945220), (12, 5449785), (15, 4359828), (18, 3633190), (20, 3269871), (22, 2972610), (30, 2179914), (33, 1981740), (36, 1816595), (44, 1486305), (45, 1453276), (55, 1189044), (60, 1089957), (66, 990870), (90, 726638), (99, 660580), (110, 594522), (132, 495435), (165, 396348), (180, 363319), (198, 330290), (220, 297261), (330, 198174), (396, 165145), (495, 132116), (660, 99087), (990, 66058), (1980, 33029)]